/*
* Copyright (c) 1999, 2000, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* COMPONENT_NAME: idl.toJava
*
* ORIGINS: 27
*
* Licensed Materials - Property of IBM
* 5639-D57 (C) COPYRIGHT International Business Machines Corp. 1997, 1999
* RMI-IIOP v1.0
*
*/
package com.sun.tools.corba.se.idl.toJavaPortable;
// NOTES:
// -D61056 <klr> Use Util.helperName
import java.io.PrintWriter;
import java.util.Hashtable;
import com.sun.tools.corba.se.idl.StringEntry;
import com.sun.tools.corba.se.idl.SymtabEntry;
/**
* Handles generation of CORBA strings as well as wstrings. Be careful
* not to forget the wstrings.
**/
public class StringGen implements com.sun.tools.corba.se.idl.StringGen, JavaGenerator
{
/**
* Public zero-argument constructor.
**/
public StringGen ()
{
} // ctor
/**
* This should never be called. This class exists for the
* JavaGenerator interface.
**/
public void generate (Hashtable symbolTable, StringEntry e, PrintWriter stream)
{
} // generate
///////////////
// From JavaGenerator
public int helperType (int index, String indent, TCOffsets tcoffsets, String name, SymtabEntry entry, PrintWriter stream)
{
return type(index, indent, tcoffsets, name, entry, stream);
} // helperType
public int type (int index, String indent, TCOffsets tcoffsets, String name, SymtabEntry entry, PrintWriter stream) {
tcoffsets.set (entry);
StringEntry stringEntry = (StringEntry)entry;
String bound;
if (stringEntry.maxSize () == null)
bound = "0";
else
bound = Util.parseExpression (stringEntry.maxSize ());
// entry.name() is necessary to determine whether it is a
// string or wstring
stream.println (indent
+ name
+ " = org.omg.CORBA.ORB.init ().create_"
+ entry.name()
+ "_tc ("
+ bound + ");");
return index;
} // type
public void helperRead (String entryName, SymtabEntry entry, PrintWriter stream)
{
} // helperRead
public void helperWrite (SymtabEntry entry, PrintWriter stream)
{
} // helperWrite
public int read (int index, String indent, String name, SymtabEntry entry, PrintWriter stream)
{
StringEntry string = (StringEntry)entry;
String entryName = entry.name ();
if (entryName.equals ("string"))
stream.println (indent + name + " = istream.read_string ();");
else if (entryName.equals ("wstring"))
stream.println (indent + name + " = istream.read_wstring ();");
if (string.maxSize () != null)
{
stream.println (indent + "if (" + name + ".length () > (" + Util.parseExpression (string.maxSize ()) + "))");
stream.println (indent + " throw new org.omg.CORBA.MARSHAL (0, org.omg.CORBA.CompletionStatus.COMPLETED_MAYBE);");
}
return index;
} // read
public int write (int index, String indent, String name, SymtabEntry entry, PrintWriter stream)
{
StringEntry string = (StringEntry)entry;
if (string.maxSize () != null)
{
stream.print (indent + "if (" + name + ".length () > (" + Util.parseExpression (string.maxSize ()) + "))");
stream.println (indent + " throw new org.omg.CORBA.MARSHAL (0, org.omg.CORBA.CompletionStatus.COMPLETED_MAYBE);");
}
String entryName = entry.name ();
if (entryName.equals ("string"))
stream.println (indent + "ostream.write_string (" + name + ");");
else if (entryName.equals ("wstring"))
stream.println (indent + "ostream.write_wstring (" + name + ");");
return index;
} // write
// From JavaGenerator
///////////////
} // class StringGen